Selectivity
# Selectivity

Selectivity may refer to:

## Psychology and behaviour

* Choice, making a selection among options
* Discrimination, the ability to recognize differences
* Socioemotional selectivity theory, in social psychology

## Engineering

* Selectivity (radio), a measure of the performance of a radio receiver to respond only to the radio signal it is tuned
* Selectivity (circuit breakers), the coordination of overcurrent protection devices in an electrical installation

## Biology

* Binding selectivity, in pharmacology
* Functional selectivity, in pharmacology
* Natural selection, in biology

## Chemistry

* Reactivity–selectivity principle, in general chemistry
* Chemoselectivity, a term used in organic chemistry to describe reactivity of one functional group in the presence of other groups
* Stereoselectivity, a term used in organic chemistry to describe the distribution of isomers in reaction products
* Regioselectivity, a term used in organic chemistry to describe reaction mechanisms and predict reaction products

## Mathematics

* Sensitivity and specificity, in statistical theory
